Extremely rare Delrin Jump Hour. "Delrin" material case and strap. Delrin is thermoplastic used in precision parts requiring high stiffness, low friction, and excellent dimensional stability (wiki). The watch is in mint condition. Working very well and keeps time.
Case is 40.5mm (excluding crown) X 35mm (lug-to-lug). Original delrin band in photos fits up to 19cm wrist-size.
This item is in the category "Jewelry & Watches\Watches, Parts & Accessories\Watches\Wristwatches". The seller is "oldtimepiece" and is located in this country: TR. This item can be shipped to United States, all countries in Europe, all countries in continental Asia, Canada, Australia.